<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="test"></div>

    <script type="text/javascript" src="../js/react.development.js"></script>
    <script type="text/javascript" src="../js/react-dom.development.js"></script>

    <script type="text/javascript">
      //1.创建虚拟DOM
      const VDOM = React.createElement('h1',{id:'title'},React.createElement('span',{},'Hell,React'))

      //2.渲染虚拟DOM到页面
      ReactDOM.render(VDOM, document.getElementById('test'))
    </script>
</body>
</html>